1277910140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{383}}^1$

素因数の和:759

約数の個数: 96

約数和(自身を含む): 2977744896

約数和(自身を除く): 1699834756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 313, 383, 410, 533, 626, 766, 820, 1066, 1252, 1532, 1565, 1915, 2132, 2665, 3130, 3830, 4069, 4979, 5330, 6260, 7660, 8138, 9958, 10660, 12833, 15703, 16276, 19916, 20345, 24895, 25666, 31406, 40690, 49790, 51332, 62812, 64165, 78515, 81380, 99580, 119879, 128330, 157030, 166829, 204139, 239758, 256660, 314060, 333658, 408278, 479516, 599395, 667316, 816556, 834145, 1020695, 1198790, 1558427, 1668290, 2041390, 2397580, 3116854, 3336580, 4082780, 4915039, 6233708, 7792135, 9830078, 15584270, 19660156, 24575195, 31168540, 49150390, 63895507, 98300780, 127791014, 255582028, 319477535, 638955070, 1277910140]

約数ペア:

[(1, 1277910140), (2, 638955070), (4, 319477535), (5, 255582028), (10, 127791014), (13, 98300780), (20, 63895507), (26, 49150390), (41, 31168540), (52, 24575195), (65, 19660156), (82, 15584270), (130, 9830078), (164, 7792135), (205, 6233708), (260, 4915039), (313, 4082780), (383, 3336580), (410, 3116854), (533, 2397580), (626, 2041390), (766, 1668290), (820, 1558427), (1066, 1198790), (1252, 1020695), (1532, 834145), (1565, 816556), (1915, 667316), (2132, 599395), (2665, 479516), (3130, 408278), (3830, 333658), (4069, 314060), (4979, 256660), (5330, 239758), (6260, 204139), (7660, 166829), (8138, 157030), (9958, 128330), (10660, 119879), (12833, 99580), (15703, 81380), (16276, 78515), (19916, 64165), (20345, 62812), (24895, 51332), (25666, 49790), (31406, 40690)]